178
FNUS56 KOTX 031139
FWFOTX
FIRE WEATHER PLANNING FORECAST FOR EASTERN WASHINGTON AND NORTH IDAHO
NATIONAL WEATHER SERVICE SPOKANE WA
439 AM PDT SAT OCT 3 2026
DISCUSSION
HIGH PRESSURE THIS WEEKEND WILL PROMOTE WARM WEATHER AND MOSTLY
SUNNY SKIES. STRONG INVERSIONS AT NIGHT WILL BE SLOW TO LIFT IN
THE MORNING WITH FAIR MIXING POTENTIAL DURING AFTERNOON HEATING.
BETTER MIXING ON MONDAY WITH A WEAK WEATHER DISTURBANCE THAT
BRINGS A LITTLE MORE WIND. REMAINS WARM AND DRY NEXT WEEK UNTIL A
POSSIBLE COLD FRONT PASSAGE AROUND FRIDAY.
***************************************************************
FORECASTS FOR 20 FOOT WIND SPEEDS (VALLEYS AND RIDGE TOPS) ARE
10 MINUTE AVERAGES REFLECTING RAWS WIND.
***VENTILATION INDEX IS DERIVED FROM TRANSPORT WIND
MULTIPLIED BY THE MIXING HEIGHT DIVIDED BY 100.
CATEGORIES: LOW (< 200), MODERATE (200-500),
HIGH (500-800), AND VERY HIGH (> 800).
***************************************************************
WAZ696-698-040130-
EAST WASHINGTON CENTRAL CASCADES (ZONE 696)-
EAST WASHINGTON NORTH CASCADES (ZONE 698)-
INCLUDING THE CITIES OF STEVENS PASS, LAKE WENATCHEE AREA,
AND LEAVENWORTH
439 AM PDT SAT OCT 3 2026
TODAY
* SKY/WEATHER.........PARTLY SUNNY THEN BECOMING SUNNY.
* CHANCE OF LIGHTNING...0 PERCENT.
* MAX TEMPERATURE.....68-78 VALLEYS AND 58-68 MOUNTAINS.
* 24 HR TREND........1 DEGREE WARMER VALLEYS, AND 7 DEGREES WARMER
MOUNTAINS.
* MIN HUMIDITY........35-45 PERCENT VALLEYS AND 40-55 PERCENT
MOUNTAINS.
* 24 HR TREND........5 PERCENT WETTER VALLEYS, AND 15 PERCENT DRIER
MOUNTAINS.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...SOUTHEAST 2 TO 7 MPH.
* RIDGES/UPR SLOPES....SOUTHEAST 2 TO 7 MPH.
* MIXING HEIGHT.......3000 FT AGL.
* TRANSPORT WINDS.....SOUTHEAST 5 TO 10 MPH.
* CWR (> 0.10 IN).....0 PERCENT.
* VENTILATION INDEX...MODERATE (252).
TONIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* CHANCE OF LIGHTNING...0 PERCENT.
* MIN TEMPERATURE.....48-58 VALLEYS AND 41-51 MOUNTAINS.
* 24 HR TREND........1 DEGREE WARMER.
* MAX HUMIDITY........55-70 PERCENT VALLEYS AND 61-80 PERCENT
MOUNTAINS.
* 24 HR TREND........5 PERCENT DRIER VALLEYS, AND 10 PERCENT DRIER
MOUNTAINS.
* HUMIDITY RECOVERY...GOOD.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...NORTHEAST 2 TO 5 MPH IN THE EVENING
SHIFTING TO THE NORTH OVERNIGHT.
* RIDGES/UPR SLOPES....SOUTHEAST 3 TO 7 MPH.
* MIXING HEIGHT.......FALLING TO NEAR SURFACE.
* TRANSPORT WINDS.....SOUTHEAST 5 TO 10 MPH.
* CWR (> 0.10 IN).....0 PERCENT.
* VENTILATION INDEX...LOW (70).
SUNDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* CHANCE OF LIGHTNING...0 PERCENT.
* MAX TEMPERATURE.....73-83 VALLEYS AND 62-72 MOUNTAINS.
* MIN HUMIDITY........30-45 PERCENT.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...NORTH 2 TO 4 MPH IN THE MORNING
SHIFTING TO THE SOUTHEAST 3 TO 5 MPH IN THE AFTERNOON.
* RIDGES/UPR SLOPES....SOUTH 3 TO 6 MPH.
* MIXING HEIGHT.......3500 FT AGL.
* TRANSPORT WINDS.....SOUTH 5 TO 10 MPH.
* CWR (> 0.10 IN).....0 PERCENT.
* VENTILATION INDEX...LOW (127) IN THE MORNING INCREASING TO
MODERATE (347) IN THE AFTERNOON.
FORECAST DAYS 3 THROUGH 7...
MONDAY THROUGH WEDNESDAY
PARTLY CLOUDY. LOWS 48 TO
58 VALLEYS...41 TO 51 MOUNTAINS. HIGHS 71 TO 81 VALLEYS...60 TO
70 MOUNTAINS. WEST WIND UP TO 10 MPH.
THURSDAY...MOSTLY CLEAR. LOWS 50 TO 60 VALLEYS
42 TO
52 MOUNTAINS. HIGHS 72 TO 82 VALLEYS...61 TO 71 MOUNTAINS.
FRIDAY
COOLER. PARTLY CLOUDY. A CHANCE OF RAIN AND HIGH
MOUNTAIN SNOW SHOWERS. LOWS 47 TO 57 VALLEYS...40 TO
50 MOUNTAINS. HIGHS 61 TO 71 VALLEYS...49 TO 59 MOUNTAINS.
.8 TO 14 DAY OUTLOOK FOR OCT 10 - 16 2026
ABOVE NORMAL TEMPERATURES AND BELOW NORMAL PRECIPITATION.
WAZ697-040130-
EAST PORTION OF NORTH CASCADES NATIONAL PARK/LAKE CHELAN NATIONAL
RECREATION AREA (ZONE 697)-
INCLUDING THE CITY OF STEHEKIN
439 AM PDT SAT OCT 3 2026
TODAY
* SKY/WEATHER.........PARTLY SUNNY THEN BECOMING SUNNY.
* CHANCE OF LIGHTNING...0 PERCENT.
* MAX TEMPERATURE.....73-83 VALLEYS AND 60-70 MOUNTAINS.
* 24 HR TREND........4 DEGREES WARMER VALLEYS, AND 12 DEGREES
WARMER MOUNTAINS.
* MIN HUMIDITY........35-50 PERCENT.
* 24 HR TREND........5 PERCENT DRIER VALLEYS, AND 25 PERCENT DRIER
MOUNTAINS.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...SOUTHEAST 3 TO 11 MPH.
* RIDGES/UPR SLOPES....SOUTHEAST 3 TO 11 MPH.
* MIXING HEIGHT.......3000 FT AGL.
* TRANSPORT WINDS.....SOUTHEAST 5 TO 10 MPH.
* CWR (> 0.10 IN).....0 PERCENT.
* VENTILATION INDEX...MODERATE (274).
TONIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* CHANCE OF LIGHTNING...0 PERCENT.
* MIN TEMPERATURE.....50-58 VALLEYS AND 41-51 MOUNTAINS.
* 24 HR TREND........3 DEGREES WARMER.
* MAX HUMIDITY........55-65 PERCENT VALLEYS AND 61-80 PERCENT
MOUNTAINS.
* 24 HR TREND........UNCHANGED VALLEYS, AND 15 PERCENT DRIER
MOUNTAINS.
* HUMIDITY RECOVERY...FAIR.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...EAST 3 TO 12 MPH.
* RIDGES/UPR SLOPES....EAST 3 TO 12 MPH.
* MIXING HEIGHT.......FALLING TO NEAR SURFACE.
* TRANSPORT WINDS.....SOUTHEAST 5 TO 10 MPH.
* CWR (> 0.10 IN).....0 PERCENT.
* VENTILATION INDEX...LOW (83).
SUNDAY
* SKY/WEATHER.........SUNNY.
* CHANCE OF LIGHTNING...0 PERCENT.
* MAX TEMPERATURE.....76-86 VALLEYS AND 64-74 MOUNTAINS.
* MIN HUMIDITY........25-40 PERCENT.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...EAST 2 TO 4 MPH IN THE MORNING
SHIFTING TO THE SOUTHWEST 3 TO 5 MPH IN THE AFTERNOON.
* RIDGES/UPR SLOPES....SOUTHEAST 3 TO 11 MPH IN THE MORNING
SHIFTING TO THE SOUTHWEST 3 TO 6 MPH IN THE AFTERNOON.
* MIXING HEIGHT.......4000 FT AGL.
* TRANSPORT WINDS.....SOUTH 5 TO 10 MPH.
* CWR (> 0.10 IN).....0 PERCENT.
* VENTILATION INDEX...LOW (100) IN THE MORNING INCREASING TO
MODERATE (346) IN THE AFTERNOON.
FORECAST DAYS 3 THROUGH 7...
MONDAY THROUGH WEDNESDAY
PARTLY CLOUDY. LOWS 47 TO
57 VALLEYS...39 TO 49 MOUNTAINS. HIGHS 72 TO 82 VALLEYS...60 TO
70 MOUNTAINS. WEST WIND UP TO 10 MPH.
THURSDAY...MOSTLY CLEAR. LOWS 50 TO 59 VALLEYS
42 TO
52 MOUNTAINS. HIGHS 74 TO 84 VALLEYS...61 TO 71 MOUNTAINS.
FRIDAY
COOLER. MOSTLY CLOUDY. A CHANCE OF RAIN SHOWERS. LOWS
48 TO 57 VALLEYS...39 TO 49 MOUNTAINS. HIGHS 60 TO 70 VALLEYS...
49 TO 59 MOUNTAINS.
.8 TO 14 DAY OUTLOOK FOR OCT 10 - 16 2026
ABOVE NORMAL TEMPERATURES AND BELOW NORMAL PRECIPITATION.
WAZ704-040130-
METHOW VALLEY (ZONE 704)-
INCLUDING THE CITIES OF MAZAMA, WINTHROP, AND TWISP
439 AM PDT SAT OCT 3 2026
TODAY
* SKY/WEATHER.........MOSTLY SUNNY.
* CHANCE OF LIGHTNING...0 PERCENT.
* MAX TEMPERATURE.....70-77.
* 24 HR TREND........2 DEGREES COOLER.
* MIN HUMIDITY........35-40 PERCENT.
* 24 HR TREND........5 PERCENT WETTER.
* 20-FOOT WINDS.......NORTH 2 TO 4 MPH IN THE MORNING SHIFTING TO
THE SOUTHEAST 3 TO 6 MPH IN THE AFTERNOON.
* MIXING HEIGHT.......3500 FT AGL.
* TRANSPORT WINDS.....SOUTHEAST 5 TO 10 MPH.
* CWR (> 0.10 IN).....0 PERCENT.
* VENTILATION INDEX...MODERATE (240).
TONIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* CHANCE OF LIGHTNING...0 PERCENT.
* MIN TEMPERATURE.....45-53.
* 24 HR TREND........2 DEGREES COOLER.
* MAX HUMIDITY........70-80 PERCENT.
* 24 HR TREND........UNCHANGED.
* HUMIDITY RECOVERY...GOOD.
* 20-FOOT WINDS.......NORTH 2 TO 4 MPH.
* MIXING HEIGHT.......FALLING TO NEAR SURFACE.
* TRANSPORT WINDS.....NORTH AROUND 5 MPH.
* CWR (> 0.10 IN).....0 PERCENT.
* VENTILATION INDEX...LOW (71).
SUNDAY
* SKY/WEATHER.........SUNNY.
* CHANCE OF LIGHTNING...0 PERCENT.
* MAX TEMPERATURE.....73-82.
* MIN HUMIDITY........25-35 PERCENT.
* 20-FOOT WINDS.......NORTHWEST UP TO 3 MPH IN THE MORNING SHIFTING
TO THE SOUTHEAST 3 TO 5 MPH IN THE AFTERNOON.
* MIXING HEIGHT.......3500 FT AGL.
* TRANSPORT WINDS.....SOUTHWEST 5 TO 10 MPH.
* CWR (> 0.10 IN).....0 PERCENT.
* VENTILATION INDEX...MODERATE (266).
FORECAST DAYS 3 THROUGH 7...
MONDAY THROUGH WEDNESDAY
PARTLY CLOUDY. LOWS 43 TO 53. HIGHS
72 TO 82. NORTHWEST WIND UP TO 5 MPH.
THURSDAY
PARTLY CLOUDY. LOWS 46 TO 54. HIGHS 73 TO 82.
FRIDAY
PARTLY CLOUDY. A CHANCE OF RAIN SHOWERS. LOWS 45 TO 53.
HIGHS 64 TO 74.
.8 TO 14 DAY OUTLOOK FOR OCT 10 - 16 2026
ABOVE NORMAL TEMPERATURES AND BELOW NORMAL PRECIPITATION.
WAZ703-040130-
OKANOGAN VALLEY (ZONE 703)-
INCLUDING THE CITIES OF CONCONULLY AND OMAK
439 AM PDT SAT OCT 3 2026
TODAY
* SKY/WEATHER.........MOSTLY SUNNY.
* CHANCE OF LIGHTNING...0 PERCENT.
* MAX TEMPERATURE.....70-79.
* 24 HR TREND........1 DEGREE WARMER.
* MIN HUMIDITY........35-40 PERCENT.
* 24 HR TREND........10 PERCENT WETTER.
* 20-FOOT WINDS.......NORTH 3 TO 8 MPH IN THE MORNING SHIFTING TO
THE SOUTHEAST 3 TO 5 MPH IN THE AFTERNOON.
* MIXING HEIGHT.......4000 FT AGL.
* TRANSPORT WINDS.....EAST 5 TO 10 MPH.
* CWR (> 0.10 IN).....0 PERCENT.
* VENTILATION INDEX...LOW (196).
TONIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* CHANCE OF LIGHTNING...0 PERCENT.
* MIN TEMPERATURE.....49-53.
* 24 HR TREND........1 DEGREE WARMER.
* MAX HUMIDITY........65-80 PERCENT.
* 24 HR TREND........10 PERCENT DRIER.
* HUMIDITY RECOVERY...GOOD.
* 20-FOOT WINDS.......NORTH 3 TO 6 MPH.
* MIXING HEIGHT.......FALLING TO NEAR SURFACE.
* TRANSPORT WINDS.....NORTH AROUND 5 MPH.
* CWR (> 0.10 IN).....0 PERCENT.
* VENTILATION INDEX...LOW (34).
SUNDAY
* SKY/WEATHER.........SUNNY.
* CHANCE OF LIGHTNING...0 PERCENT.
* MAX TEMPERATURE.....73-81.
* MIN HUMIDITY........29-40 PERCENT.
* 20-FOOT WINDS.......NORTH 3 TO 6 MPH IN THE MORNING SHIFTING TO
THE SOUTH IN THE AFTERNOON.
* MIXING HEIGHT.......3500 FT AGL.
* TRANSPORT WINDS.....SOUTHWEST 5 TO 10 MPH.
* CWR (> 0.10 IN).....0 PERCENT.
* VENTILATION INDEX...MODERATE (209).
FORECAST DAYS 3 THROUGH 7...
MONDAY
PARTLY CLOUDY. LOWS 49 TO 54. HIGHS 73 TO 82. WEST WIND
UP TO 5 MPH.
TUESDAY THROUGH WEDNESDAY
PARTLY CLOUDY. LOWS NEAR 50. HIGHS
70 TO 79. NORTH WIND UP TO 5 MPH.
THURSDAY
PARTLY CLOUDY. LOWS 49 TO 54. HIGHS 71 TO 80.
FRIDAY
PARTLY CLOUDY. A CHANCE OF RAIN SHOWERS. LOWS NEAR 50.
HIGHS 65 TO 74.
.8 TO 14 DAY OUTLOOK FOR OCT 10 - 16 2026
ABOVE NORMAL TEMPERATURES AND BELOW NORMAL PRECIPITATION.
WAZ702-040130-
COLVILLE RESERVATION (ZONE 702)-
INCLUDING THE CITIES OF NESPELEM AND KELLER
439 AM PDT SAT OCT 3 2026
TODAY
* SKY/WEATHER.........PARTLY SUNNY THEN BECOMING SUNNY.
* CHANCE OF LIGHTNING...0 PERCENT.
* MAX TEMPERATURE.....70-80 VALLEYS AND 63-73 MOUNTAINS.
* 24 HR TREND........UNCHANGED.
* MIN HUMIDITY........30-45 PERCENT.
* 24 HR TREND........5 PERCENT WETTER VALLEYS, AND UNCHANGED
MOUNTAINS.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...NORTHEAST 3 TO 6 MPH IN THE MORNING SHIFTING
TO THE SOUTHEAST 2 TO 4 MPH IN THE AFTERNOON.
* RIDGES/UPR SLOPES....NORTHEAST 3 TO 6 MPH IN THE MORNING SHIFTING
TO THE SOUTHEAST 2 TO 4 MPH IN THE AFTERNOON.
* MIXING HEIGHT.......4500 FT AGL.
* TRANSPORT WINDS.....EAST 5 TO 10 MPH.
* CWR (> 0.10 IN).....0 PERCENT.
* VENTILATION INDEX...MODERATE (229).
TONIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* CHANCE OF LIGHTNING...0 PERCENT.
* MIN TEMPERATURE.....47-51.
* 24 HR TREND........1 DEGREE WARMER.
* MAX HUMIDITY........65-80 PERCENT.
* 24 HR TREND........10 PERCENT DRIER VALLEYS, AND 5 PERCENT DRIER
MOUNTAINS.
* HUMIDITY RECOVERY...GOOD.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...NORTHEAST 3 TO 6 MPH.
* RIDGES/UPR SLOPES....NORTHEAST 3 TO 6 MPH.
* MIXING HEIGHT.......1500 FT AGL FALLING TO NEAR SURFACE.
* TRANSPORT WINDS.....NORTHEAST 5 TO 10 MPH.
* CWR (> 0.10 IN).....0 PERCENT.
* VENTILATION INDEX...LOW (65).
SUNDAY
* SKY/WEATHER.........SUNNY.
* CHANCE OF LIGHTNING...0 PERCENT.
* MAX TEMPERATURE.....72-82 VALLEYS AND 66-76 MOUNTAINS.
* MIN HUMIDITY........27-35 PERCENT.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...NORTH 3 TO 6 MPH IN THE MORNING SHIFTING TO
THE SOUTH 3 TO 5 MPH IN THE AFTERNOON.
* RIDGES/UPR SLOPES....NORTHEAST 3 TO 6 MPH IN THE MORNING SHIFTING
TO THE SOUTH 3 TO 5 MPH IN THE AFTERNOON.
* MIXING HEIGHT.......4000 FT AGL.
* TRANSPORT WINDS.....SOUTH 5 TO 10 MPH.
* CWR (> 0.10 IN).....0 PERCENT.
* VENTILATION INDEX...LOW (124) IN THE MORNING INCREASING TO
MODERATE (336) IN THE AFTERNOON.
FORECAST DAYS 3 THROUGH 7...
MONDAY...PARTLY CLOUDY. LOWS NEAR 50. HIGHS 71 TO 81 VALLEYS
65 TO 75 MOUNTAINS. SOUTHWEST WIND UP TO 5 MPH.
TUESDAY THROUGH WEDNESDAY
PARTLY CLOUDY. LOWS 46 TO 51. HIGHS
70 TO 80 VALLEYS...64 TO 74 MOUNTAINS. NORTH WIND UP TO 5 MPH.
THURSDAY...MOSTLY CLEAR. LOWS NEAR 50. HIGHS 70 TO 80 VALLEYS
64 TO 74 MOUNTAINS.
FRIDAY...PARTLY CLOUDY. LOWS 47 TO 52. HIGHS 64 TO 74 VALLEYS
56 TO 66 MOUNTAINS.
.8 TO 14 DAY OUTLOOK FOR OCT 10 - 16 2026
ABOVE NORMAL TEMPERATURES AND BELOW NORMAL PRECIPITATION.
WAZ699-040130-
OKANOGAN HIGHLANDS AND KETTLE MOUNTAINS (ZONE 699)-
INCLUDING THE CITIES OF REPUBLIC AND CURLEW
439 AM PDT SAT OCT 3 2026
TODAY
* SKY/WEATHER.........PARTLY SUNNY THEN BECOMING SUNNY.
* CHANCE OF LIGHTNING...0 PERCENT.
* MAX TEMPERATURE.....68-78 VALLEYS AND 62-71 MOUNTAINS.
* 24 HR TREND........2 DEGREES WARMER.
* MIN HUMIDITY........35-50 PERCENT.
* 24 HR TREND........10 PERCENT WETTER VALLEYS, AND 5 PERCENT
WETTER MOUNTAINS.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...NORTHEAST 2 TO 5 MPH IN THE MORNING
SHIFTING TO THE SOUTHEAST UP TO 3 MPH IN THE AFTERNOON.
* RIDGES/UPR SLOPES....EAST 3 TO 5 MPH IN THE MORNING SHIFTING TO
THE SOUTHEAST AROUND 3 MPH IN THE AFTERNOON.
* MIXING HEIGHT.......4000 FT AGL.
* TRANSPORT WINDS.....SOUTHEAST AROUND 5 MPH.
* CWR (> 0.10 IN).....0 PERCENT.
* VENTILATION INDEX...MODERATE (229).
TONIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* CHANCE OF LIGHTNING...0 PERCENT.
* MIN TEMPERATURE.....43-50.
* 24 HR TREND........1 DEGREE WARMER.
* MAX HUMIDITY........71-90 PERCENT VALLEYS AND 65-80 PERCENT
MOUNTAINS.
* 24 HR TREND........20 PERCENT DRIER VALLEYS, AND 10 PERCENT DRIER
MOUNTAINS.
* HUMIDITY RECOVERY...GOOD.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...NORTHEAST 2 TO 5 MPH.
* RIDGES/UPR SLOPES....NORTHEAST 2 TO 5 MPH.
* MIXING HEIGHT.......1500 FT AGL FALLING TO NEAR SURFACE.
* TRANSPORT WINDS.....NORTHEAST AROUND 5 MPH.
* CWR (> 0.10 IN).....0 PERCENT.
* VENTILATION INDEX...LOW (70).
SUNDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* CHANCE OF LIGHTNING...0 PERCENT.
* MAX TEMPERATURE.....71-81 VALLEYS AND 65-75 MOUNTAINS.
* MIN HUMIDITY........27-40 PERCENT.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...NORTHEAST 2 TO 5 MPH IN THE MORNING
SHIFTING TO THE SOUTH 2 TO 4 MPH IN THE AFTERNOON.
* RIDGES/UPR SLOPES....NORTHEAST 2 TO 5 MPH IN THE MORNING
SHIFTING TO THE SOUTH 2 TO 4 MPH IN THE AFTERNOON.
* MIXING HEIGHT.......4000 FT AGL.
* TRANSPORT WINDS.....SOUTH 5 TO 10 MPH.
* CWR (> 0.10 IN).....0 PERCENT.
* VENTILATION INDEX...LOW (137) IN THE MORNING INCREASING TO
MODERATE (357) IN THE AFTERNOON.
FORECAST DAYS 3 THROUGH 7...
MONDAY...PARTLY CLOUDY. LOWS 45 TO 51. HIGHS 71 TO 81 VALLEYS
65 TO 74 MOUNTAINS. SOUTHWEST WIND UP TO 5 MPH.
TUESDAY THROUGH WEDNESDAY
PARTLY CLOUDY. LOWS 43 TO 51. HIGHS
69 TO 79 VALLEYS...62 TO 72 MOUNTAINS. NORTHWEST WIND UP TO
5 MPH.
THURSDAY
PARTLY CLOUDY. LOWS 44 TO 51. HIGHS 69 TO
79 VALLEYS...63 TO 72 MOUNTAINS.
FRIDAY
PARTLY CLOUDY. A CHANCE OF RAIN SHOWERS. LOWS 44 TO 51.
HIGHS 62 TO 70 VALLEYS...55 TO 64 MOUNTAINS.
.8 TO 14 DAY OUTLOOK FOR OCT 10 - 16 2026
ABOVE NORMAL TEMPERATURES AND BELOW NORMAL PRECIPITATION.
WAZ700-701-040130-
SELKIRK MOUNTAINS OF NORTHEAST WASHINGTON (ZONE 700)-
FOOTHILLS OF NORTHEAST WASHINGTON (ZONE 701)-
INCLUDING THE CITIES OF METALINE FALLS, IONE, COLVILLE,
DEER PARK, AND NEWPORT
439 AM PDT SAT OCT 3 2026
TODAY
* SKY/WEATHER.........MOSTLY SUNNY.
* CHANCE OF LIGHTNING...0 PERCENT.
* MAX TEMPERATURE.....70-77 VALLEYS AND 60-70 MOUNTAINS.
* 24 HR TREND........1 DEGREE WARMER.
* MIN HUMIDITY........35-45 PERCENT.
* 24 HR TREND........5 PERCENT WETTER.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...NORTHEAST 2 TO 5 MPH.
* RIDGES/UPR SLOPES....EAST 3 TO 6 MPH IN THE MORNING SHIFTING
TO THE SOUTH 2 TO 4 MPH IN THE AFTERNOON.
* MIXING HEIGHT.......4000 FT AGL.
* TRANSPORT WINDS.....EAST AROUND 5 MPH.
* CWR (> 0.10 IN).....0 PERCENT.
* VENTILATION INDEX...MODERATE (206).
TONIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* CHANCE OF LIGHTNING...0 PERCENT.
* MIN TEMPERATURE.....42-50.
* 24 HR TREND........1 DEGREE WARMER.
* MAX HUMIDITY........75-90 PERCENT VALLEYS AND 65-80 PERCENT
MOUNTAINS.
* 24 HR TREND........UNCHANGED VALLEYS, AND 5 PERCENT DRIER
MOUNTAINS.
* HUMIDITY RECOVERY...GOOD.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...NORTHEAST 2 TO 6 MPH.
* RIDGES/UPR SLOPES....NORTHEAST 3 TO 7 MPH.
* MIXING HEIGHT.......FALLING TO NEAR SURFACE.
* TRANSPORT WINDS.....NORTHEAST 5 TO 10 MPH.
* CWR (> 0.10 IN).....0 PERCENT.
* VENTILATION INDEX...LOW (48).
SUNDAY
* SKY/WEATHER.........SUNNY.
* CHANCE OF LIGHTNING...0 PERCENT.
* MAX TEMPERATURE.....73-80 VALLEYS AND 64-73 MOUNTAINS.
* MIN HUMIDITY........30-35 PERCENT VALLEYS AND 35-45 PERCENT
MOUNTAINS.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...NORTHEAST 2 TO 5 MPH IN THE MORNING
SHIFTING TO THE SOUTHEAST UP TO 3 MPH IN THE AFTERNOON.
* RIDGES/UPR SLOPES....NORTHEAST 3 TO 6 MPH IN THE MORNING SHIFTING
TO THE SOUTH 2 TO 4 MPH IN THE AFTERNOON.
* MIXING HEIGHT.......3500 FT AGL.
* TRANSPORT WINDS.....SOUTHEAST 5 TO 10 MPH.
* CWR (> 0.10 IN).....0 PERCENT.
* VENTILATION INDEX...MODERATE (299).
FORECAST DAYS 3 THROUGH 7...
MONDAY...MOSTLY CLEAR. LOWS 43 TO 51. HIGHS 72 TO 80 VALLEYS
62 TO 71 MOUNTAINS. SOUTH WIND UP TO 5 MPH.
TUESDAY THROUGH WEDNESDAY
PARTLY CLOUDY. LOWS 43 TO 50. HIGHS
70 TO 78 VALLEYS...60 TO 70 MOUNTAINS. EAST WIND UP TO 5 MPH.
THURSDAY...MOSTLY CLEAR. LOWS 43 TO 51. HIGHS 70 TO 78 VALLEYS
61 TO 70 MOUNTAINS.
FRIDAY
PARTLY CLOUDY. A CHANCE OF RAIN SHOWERS. LOWS 43 TO 51.
HIGHS 64 TO 72 VALLEYS...54 TO 63 MOUNTAINS.
.8 TO 14 DAY OUTLOOK FOR OCT 10 - 16 2026
ABOVE NORMAL TEMPERATURES AND BELOW NORMAL PRECIPITATION.
IDZ101-040130-
NORTHERN AND CENTRAL IDAHO PANHANDLE (ZONE 101)-
INCLUDING THE CITIES OF ST. MARIES, RATHDRUM PRAIRIE,
SILVER VALLEY, BONNERS FERRY, AND PRIEST LAKE
439 AM PDT SAT OCT 3 2026
TODAY
* SKY/WEATHER.........MOSTLY SUNNY.
* CHANCE OF LIGHTNING...0 PERCENT.
* MAX TEMPERATURE.....69-77 VALLEYS AND 62-72 MOUNTAINS.
* 24 HR TREND........3 DEGREES WARMER.
* MIN HUMIDITY........35-45 PERCENT VALLEYS AND 40-55 PERCENT
MOUNTAINS.
* 24 HR TREND........5 PERCENT WETTER VALLEYS, AND 10 PERCENT DRIER
MOUNTAINS.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...EAST 2 TO 5 MPH.
* RIDGES/UPR SLOPES....EAST 2 TO 5 MPH.
* MIXING HEIGHT.......3500 FT AGL.
* TRANSPORT WINDS.....EAST AROUND 5 MPH.
* CWR (> 0.10 IN).....0 PERCENT.
* VENTILATION INDEX...MODERATE (218).
TONIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* CHANCE OF LIGHTNING...0 PERCENT.
* MIN TEMPERATURE.....43-51.
* 24 HR TREND........1 DEGREE WARMER.
* MAX HUMIDITY........70-80 PERCENT VALLEYS AND 60-75 PERCENT
MOUNTAINS.
* 24 HR TREND........UNCHANGED.
* HUMIDITY RECOVERY...GOOD.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...NORTHEAST 2 TO 6 MPH.
* RIDGES/UPR SLOPES....EAST 3 TO 7 MPH.
* MIXING HEIGHT.......FALLING TO NEAR SURFACE.
* TRANSPORT WINDS.....EAST 5 TO 10 MPH.
* CWR (> 0.10 IN).....0 PERCENT.
* VENTILATION INDEX...LOW (35).
SUNDAY
* SKY/WEATHER.........SUNNY.
* CHANCE OF LIGHTNING...0 PERCENT.
* MAX TEMPERATURE.....74-82 VALLEYS AND 67-77 MOUNTAINS.
* MIN HUMIDITY........28-40 PERCENT.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...NORTHEAST 3 TO 5 MPH IN THE MORNING SHIFTING
TO THE SOUTHWEST AROUND 3 MPH IN THE AFTERNOON.
* RIDGES/UPR SLOPES....EAST 3 TO 6 MPH IN THE MORNING SHIFTING TO
THE SOUTHWEST 2 TO 4 MPH IN THE AFTERNOON.
* MIXING HEIGHT.......4000 FT AGL.
* TRANSPORT WINDS.....SOUTH 5 TO 10 MPH.
* CWR (> 0.10 IN).....0 PERCENT.
* VENTILATION INDEX...LOW (192) IN THE MORNING INCREASING TO HIGH
(645) IN THE AFTERNOON.
FORECAST DAYS 3 THROUGH 7...
MONDAY THROUGH TUESDAY
MOSTLY CLEAR. LOWS 44 TO 53. HIGHS
69 TO 79 VALLEYS...63 TO 73 MOUNTAINS. SOUTH WIND UP TO 10 MPH.
WEDNESDAY
PARTLY CLOUDY. LOWS 44 TO 52. HIGHS 70 TO
77 VALLEYS...62 TO 72 MOUNTAINS. SOUTH WIND UP TO 5 MPH.
THURSDAY...MOSTLY CLEAR. LOWS 44 TO 52. HIGHS 70 TO 77 VALLEYS
62 TO 72 MOUNTAINS.
FRIDAY
PARTLY CLOUDY. A CHANCE OF RAIN SHOWERS. LOWS 45 TO 53.
HIGHS 65 TO 71 VALLEYS...56 TO 66 MOUNTAINS.
.8 TO 14 DAY OUTLOOK FOR OCT 10 - 16 2026
ABOVE NORMAL TEMPERATURES AND BELOW NORMAL PRECIPITATION.
WAZ707-040130-
WESTERN COLUMBIA BASIN (ZONE 707)-
INCLUDING THE CITIES OF MOSES LAKE AND EPHRATA
439 AM PDT SAT OCT 3 2026
TODAY
* SKY/WEATHER.........MOSTLY SUNNY.
* CHANCE OF LIGHTNING...0 PERCENT.
* MAX TEMPERATURE.....77-82.
* 24 HR TREND........2 DEGREES WARMER.
* MIN HUMIDITY........27-35 PERCENT.
* 24 HR TREND........5 PERCENT DRIER.
* 20-FOOT WINDS.......NORTHEAST 3 TO 9 MPH.
* MIXING HEIGHT.......4500 FT AGL.
* TRANSPORT WINDS.....NORTHEAST 5 TO 10 MPH.
* CWR (> 0.10 IN).....0 PERCENT.
* VENTILATION INDEX...MODERATE (340).
TONIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* CHANCE OF LIGHTNING...0 PERCENT.
* MIN TEMPERATURE.....48-55.
* 24 HR TREND........1 DEGREE WARMER.
* MAX HUMIDITY........65-80 PERCENT.
* 24 HR TREND........10 PERCENT WETTER.
* HUMIDITY RECOVERY...GOOD.
* 20-FOOT WINDS.......NORTH 3 TO 9 MPH.
* MIXING HEIGHT.......FALLING TO NEAR SURFACE.
* TRANSPORT WINDS.....NORTHEAST 5 TO 15 MPH.
* CWR (> 0.10 IN).....0 PERCENT.
* VENTILATION INDEX...LOW (58).
SUNDAY
* SKY/WEATHER.........SUNNY.
* CHANCE OF LIGHTNING...0 PERCENT.
* MAX TEMPERATURE.....78-82.
* MIN HUMIDITY........29-35 PERCENT.
* 20-FOOT WINDS.......NORTH 3 TO 8 MPH.
* MIXING HEIGHT.......4000 FT AGL.
* TRANSPORT WINDS.....NORTH 5 TO 10 MPH.
* CWR (> 0.10 IN).....0 PERCENT.
* VENTILATION INDEX...LOW (174).
FORECAST DAYS 3 THROUGH 7...
MONDAY
PARTLY CLOUDY. LOWS 48 TO 55. HIGHS 80 TO 86. SOUTHWEST
WIND UP TO 10 MPH.
TUESDAY THROUGH WEDNESDAY
MOSTLY CLEAR. LOWS 46 TO 55. HIGHS
76 TO 81. NORTHWEST WIND UP TO 5 MPH.
THURSDAY
MOSTLY CLEAR. LOWS 47 TO 55. HIGHS 77 TO 82.
FRIDAY
PARTLY CLOUDY. LOWS 48 TO 55. HIGHS 72 TO 77.
.8 TO 14 DAY OUTLOOK FOR OCT 10 - 16 2026
ABOVE NORMAL TEMPERATURES AND BELOW NORMAL PRECIPITATION.
WAZ708-040130-
EASTERN COLUMBIA BASIN - PALOUSE - SPOKANE AREA (ZONE 708)-
INCLUDING THE CITIES OF SPOKANE, PULLMAN, RITZVILLE, WILBUR,
AND CHENEY
439 AM PDT SAT OCT 3 2026
TODAY
* SKY/WEATHER.........MOSTLY SUNNY.
* CHANCE OF LIGHTNING...0 PERCENT.
* MAX TEMPERATURE.....75-84.
* 24 HR TREND........2 DEGREES WARMER.
* MIN HUMIDITY........26-35 PERCENT.
* 24 HR TREND........5 PERCENT DRIER.
* 20-FOOT WINDS.......EAST 3 TO 10 MPH.
* MIXING HEIGHT.......4500 FT AGL.
* TRANSPORT WINDS.....EAST 5 TO 10 MPH.
* CWR (> 0.10 IN).....0 PERCENT.
* VENTILATION INDEX...MODERATE (328).
TONIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* CHANCE OF LIGHTNING...0 PERCENT.
* MIN TEMPERATURE.....45-52.
* 24 HR TREND........UNCHANGED.
* MAX HUMIDITY........70-80 PERCENT.
* 24 HR TREND........10 PERCENT WETTER.
* HUMIDITY RECOVERY...GOOD.
* 20-FOOT WINDS.......NORTHEAST 3 TO 8 MPH.
* MIXING HEIGHT.......FALLING TO NEAR SURFACE.
* TRANSPORT WINDS.....NORTHEAST 5 TO 15 MPH.
* CWR (> 0.10 IN).....0 PERCENT.
* VENTILATION INDEX...LOW (55).
SUNDAY
* SKY/WEATHER.........SUNNY.
* CHANCE OF LIGHTNING...0 PERCENT.
* MAX TEMPERATURE.....79-83.
* MIN HUMIDITY........27-30 PERCENT.
* 20-FOOT WINDS.......NORTHEAST 3 TO 8 MPH IN THE MORNING SHIFTING
TO THE SOUTHEAST 3 TO 5 MPH IN THE AFTERNOON.
* MIXING HEIGHT.......3500 FT AGL.
* TRANSPORT WINDS.....SOUTHEAST 5 TO 10 MPH.
* CWR (> 0.10 IN).....0 PERCENT.
* VENTILATION INDEX...MODERATE (255).
FORECAST DAYS 3 THROUGH 7...
MONDAY
PARTLY CLOUDY. LOWS 47 TO 53. HIGHS 78 TO 85. SOUTH
WIND UP TO 10 MPH.
TUESDAY THROUGH WEDNESDAY
MOSTLY CLEAR. LOWS 46 TO 53. HIGHS
75 TO 82. SOUTHEAST WIND UP TO 5 MPH.
THURSDAY
MOSTLY CLEAR. LOWS 46 TO 52. HIGHS 76 TO 83.
FRIDAY
PARTLY CLOUDY. LOWS 47 TO 53. HIGHS 70 TO 77.
.8 TO 14 DAY OUTLOOK FOR OCT 10 - 16 2026
ABOVE NORMAL TEMPERATURES AND BELOW NORMAL PRECIPITATION.
WAZ709-040130-
LOWER PALOUSE - SNAKE RIVER (ZONE 709)-
INCLUDING THE CITY OF POMEROY
439 AM PDT SAT OCT 3 2026
TODAY
* SKY/WEATHER.........MOSTLY SUNNY.
* CHANCE OF LIGHTNING...0 PERCENT.
* MAX TEMPERATURE.....75-85.
* 24 HR TREND........5 DEGREES WARMER.
* MIN HUMIDITY........27-35 PERCENT.
* 24 HR TREND........UNCHANGED.
* 20-FOOT WINDS.......EAST 3 TO 8 MPH.
* MIXING HEIGHT.......3500 FT AGL.
* TRANSPORT WINDS.....EAST 5 TO 10 MPH.
* CWR (> 0.10 IN).....0 PERCENT.
* VENTILATION INDEX...MODERATE (243).
TONIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* CHANCE OF LIGHTNING...0 PERCENT.
* MIN TEMPERATURE.....50-56.
* 24 HR TREND........1 DEGREE WARMER.
* MAX HUMIDITY........55-70 PERCENT.
* 24 HR TREND........10 PERCENT DRIER.
* HUMIDITY RECOVERY...FAIR.
* 20-FOOT WINDS.......SOUTHEAST 3 TO 6 MPH.
* MIXING HEIGHT.......FALLING TO NEAR SURFACE.
* TRANSPORT WINDS.....SOUTHEAST 5 TO 10 MPH.
* CWR (> 0.10 IN).....0 PERCENT.
* VENTILATION INDEX...LOW (42).
SUNDAY
* SKY/WEATHER.........SUNNY.
* CHANCE OF LIGHTNING...0 PERCENT.
* MAX TEMPERATURE.....77-86.
* MIN HUMIDITY........26-35 PERCENT.
* 20-FOOT WINDS.......SOUTH 3 TO 6 MPH IN THE MORNING SHIFTING TO
THE NORTHWEST 3 TO 4 MPH IN THE AFTERNOON.
* MIXING HEIGHT.......2500 FT AGL.
* TRANSPORT WINDS.....SOUTHWEST 5 TO 10 MPH.
* CWR (> 0.10 IN).....0 PERCENT.
* VENTILATION INDEX...LOW (180).
FORECAST DAYS 3 THROUGH 7...
MONDAY THROUGH WEDNESDAY
MOSTLY CLEAR. LOWS 49 TO 58. HIGHS
77 TO 87. SOUTH WIND UP TO 10 MPH.
THURSDAY
MOSTLY CLEAR. LOWS 50 TO 56. HIGHS 76 TO 85.
FRIDAY
PARTLY CLOUDY. A CHANCE OF RAIN SHOWERS. LOWS 51 TO 57.
HIGHS 71 TO 80.
.8 TO 14 DAY OUTLOOK FOR OCT 10 - 16 2026
ABOVE NORMAL TEMPERATURES AND BELOW NORMAL PRECIPITATION.
WAZ705-706-040130-
FOOTHILLS OF CENTRAL WASHINGTON CASCADES (ZONE 705)-
WATERVILLE PLATEAU (ZONE 706)-
INCLUDING THE CITIES OF CHELAN, WENATCHEE, WATERVILLE,
AND GRAND COULEE
439 AM PDT SAT OCT 3 2026
TODAY
* SKY/WEATHER.........MOSTLY SUNNY.
* CHANCE OF LIGHTNING...0 PERCENT.
* MAX TEMPERATURE.....71-80.
* 24 HR TREND........1 DEGREE COOLER.
* MIN HUMIDITY........30-40 PERCENT.
* 24 HR TREND........UNCHANGED.
* 20-FOOT WINDS.......NORTHEAST 3 TO 9 MPH IN THE MORNING SHIFTING
TO THE EAST 3 TO 7 MPH IN THE AFTERNOON.
* MIXING HEIGHT.......4500 FT AGL.
* TRANSPORT WINDS.....EAST 5 TO 10 MPH.
* CWR (> 0.10 IN).....0 PERCENT.
* VENTILATION INDEX...MODERATE (281).
TONIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* CHANCE OF LIGHTNING...0 PERCENT.
* MIN TEMPERATURE.....48-56.
* 24 HR TREND........UNCHANGED.
* MAX HUMIDITY........65-80 PERCENT.
* 24 HR TREND........UNCHANGED.
* HUMIDITY RECOVERY...GOOD.
* 20-FOOT WINDS.......NORTH 3 TO 9 MPH.
* MIXING HEIGHT.......FALLING TO NEAR SURFACE.
* TRANSPORT WINDS.....NORTH 5 TO 10 MPH.
* CWR (> 0.10 IN).....0 PERCENT.
* VENTILATION INDEX...LOW (48).
SUNDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* CHANCE OF LIGHTNING...0 PERCENT.
* MAX TEMPERATURE.....74-83.
* MIN HUMIDITY........28-35 PERCENT.
* 20-FOOT WINDS.......NORTH 3 TO 8 MPH IN THE MORNING SHIFTING TO
THE SOUTHEAST 3 TO 5 MPH IN THE AFTERNOON.
* MIXING HEIGHT.......3500 FT AGL.
* TRANSPORT WINDS.....WEST 5 TO 10 MPH.
* CWR (> 0.10 IN).....0 PERCENT.
* VENTILATION INDEX...MODERATE (217).
FORECAST DAYS 3 THROUGH 7...
MONDAY THROUGH WEDNESDAY
PARTLY CLOUDY. LOWS 47 TO 57. HIGHS
74 TO 84. NORTHWEST WIND UP TO 10 MPH.
THURSDAY
MOSTLY CLEAR. LOWS 49 TO 57. HIGHS 73 TO 83.
FRIDAY
PARTLY CLOUDY. LOWS 49 TO 57. HIGHS 67 TO 75.
.8 TO 14 DAY OUTLOOK FOR OCT 10 - 16 2026
ABOVE NORMAL TEMPERATURES AND BELOW NORMAL PRECIPITATION.
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